# POST /connection/:connectionId/metadata stops working

Calls to POST /connection/:connectionId/metadata on Nango API stopped working on January 20, 2026.

On January 20, 2026, the POST /connection/:connectionId/metadata endpoint will be removed. Requests sent to this endpoint will fail after that date, as all /connection endpoints are being shut down.

## What to use instead

Migrate your calls to /connections/metadata.

- API: Nango API (api.nango.dev)
- Kind: Endpoint removal
- Announced: August 20, 2025
- Takes effect: January 20, 2026
- Calls after that day: fail
- Calls it hits: `POST /connection/:connectionId/metadata`
- Source: [Changelog](https://nango.dev/docs/updates/changelog)
- Verified: October 27, 2026, against Nango API's own pages
- Page: https://www.okapi.bot/providers/nango-api/breaking-changes/post-connection-connectionid-metadata-stops-working/

## Nango API's words

> Effective January 20, 2026 — all /connection endpoints will be removed.

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent